61 lines
2.0 KiB
C
61 lines
2.0 KiB
C
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#ifndef _ADS1015_H_
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#define _ADS1015_H_
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#include "stm32f10x.h"
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#define ADS1015_IIC_SCL_ GPIO_Pin_6
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#define ADS1015_IIC_SDA_ GPIO_Pin_7
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/***************************************************************************************
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*??:??????????????,?????????????????(???????)
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* ??????????????,????????????????????
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****************************************************************************************/
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#define SDA_A1 PBout(7)=1 //SDA??
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#define SDA_A0 PBout(7)=0
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#define SCL_A1 PBout(6)=1 //SCL
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#define SCL_A0 PBout(6)=0
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#define SDA_AI PBin(7) //SDA??
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//I2C
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#define WR_REG 0x90 //????
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#define RE_REG 0x91 //????
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/***********************************??????**********************************************/
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#define DATA_REG 0x00 //???????
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#define CONF_REG 0x01 //????????
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#define LOTH_REG 0x02 //???????
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#define HITH_REG 0x03 //???????
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#define ch0 0xc0 //??0
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#define ch1 0xd0 //??1
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#define ch2 0xe0 //??2
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#define ch3 0xf0 //??3
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/***********************?????*************************************************************
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*| OS | MUX2 | MUX1 | MUX0 | PGA2 | PGA1 | PGA0 | MODE |------HCMD
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*| DR2| DR1 | DR0 | COMP_MODE | COMP_POL | COMP_LAT | COMP_QUE1 | COMP_QUE0 |-----LCMD
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***********************************************************************************************/
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#define HCMD1 0x64 //AIN0???? +-4.096?? ???? 01000100b
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#define LCMD1 0xf0 //860sps ??????? ????? ??????? ??????? 11110000b
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/************************????****************************/
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static void ADS1115_delay(u16 D);
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void delay_nms(u16 ms);
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void delay_nus(u16 us);
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void ADS1115_Init(void);
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void I2CStart_A(void);
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void I2CStop_A(void);
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void I2CWriteByte_A(u8 DATA);
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u8 I2CReadByte_A(void);
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void ADS1115Config_A(u8 LCMD,u8 HCMD);
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void SetThresHold_A(u16 L_TH,u16 H_TH); //??????
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u16 ReadAD_A(void);
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u16 getad(u8 LCMD,u8 HCMD);
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u16 lvbo(u8 LCMD,u8 HCMD);
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float GetSampleVolt(u8 key);
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#endif
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